*{box-sizing: border-box;font: 16px "microsoft yahei" ,Arial Helvetica,sans-serif;margin: 0;padding: 0;list-style: none}
.clear:after{
    content: "";
    display: block;
    clear: both;
}
div.limit{
    display: block;
    width: 1024px;
    margin: 0 auto 0 auto;
}
.top{
    float: left;
    height: 100px;
    width:100%;
    vertical-align: middle;
}
.top img{
    float: left;
    height: 60px;
    margin-top: 20px;
    margin-left: 20px;
}
.banner{
    width: 100%;
    height:500px;
    background:url("img/banner.png") no-repeat 50% 50%;
    background-size: cover;
}
.title{
    float: left;
    width: 100%;
    height: 100px;
}
.title p{
    display: inline-block;
    width: 100%;
    height: 110px;
    font-size: 24px;
    font-weight: 500;
    text-align: center;
    line-height: 160px;
}
.title a{
    display: inline-block;
    width: 100%;
    height: 24px;
    font-size: 16px;
    color: darkgray;
    font-weight: 500;
    text-align: center;
    line-height: 24px;
}
.title span{
    display: block;
    background-color: #c5dcfc;
    width: 70px;
    height: 1px;
    margin: 0 auto;
    box-shadow: none;
}
.part_one{
    width: 100%;
    height:400px;
    background-image: linear-gradient(90deg,#fff 0%,#dde8ff 50%,#fff 100%);
    margin-top: 80px;
}
.part_one span{
    float: left;
    width: 50%;
    height: 100px;
    margin-top: 20px;
}
.part_one p{
    float: left;
    height: 100%;
    width: 60%;
    margin-left: 20px;
    margin-top: 20px;
    font-size: 18px;
}
.part_one img{
    float: left;
    width: 60px;
    margin-top: 20px;
}
.part_two{
    float: left;
    width: 100%;
    height: auto;
    margin-top: 80px;
}
.item{
    float: left;
    width: 12%;
    height: 300px;
    margin: 0 2% 0 0;
}
.item img{
    float: left;
    height: 52%;
}
.item div{
    float: left;
    width: 100%;
    border-top: 1px solid #117ebf;
    margin-top: 10px;
}
.item b{
    float: left;
    width: 100%;
    height: 20px;
    font-size: 14px;
    font-weight: 600;
    color: #00aeff;
    margin-top: 20px;
}
.item a{
    float: left;
    width: 100%;
    height: 40px;
    font-size: 12px;
    color: #999999;
}
.part_three{
    float: left;
    background-color:#e2e7ed;
    width: 100%;
    height: auto;
    margin: 80px 0 20px 0;
}
.box{
    float: left;
    width:100%;
    height: 300px;
}
.box p{
    float: left;
    height: 100%;
    width: 46%;
    color: #4e4e4e;
    margin:0 2% 0 2%;
    line-height: 30px;
}
.box span{
    float: left;
    height: 100%;
    width: 50%;
}
.box b{
    margin:20px 0 10px 0;
    width: 100%;
    height:40px;
    float: left;
    font-weight: 700;
    font-size: 24px;
    border-bottom: 1px solid #a6aab0;
    line-height: 40px;
}
.box pre{
    width: 100%;
}
.box img{
    width: 100%;
}
.part_four{
    width: 100%;
    height: auto;
}
.three{
    float: left;
    margin-top: 40px;
    width: 33%;
    height: 300px;
}
.three p{
    display: block;
    margin: 10px 20px;
}
.part_five{
    float: left;
    background-color: #31333e;
    height: 600px;
    width: 100%;
}
.paper{
    float: left;
    width: 90%;
    margin: 40px 5%;
    height: 400px;
    background: url("img/paper.png") no-repeat center;
    background-size: contain;
}
.paper span{
    float: left;
    height: 40px;
    width: 34%;
    margin: 10px 33%;
    background-color: #00aeff;
    text-align: center;
    line-height: 40px;
    color: #fff;
}
.words{
    float: left;
    width: 100%;
    height: 260px;
    background-color: #eeeeee;
}
.words p{
    line-height: 30px;
    font-size: 18px;
    font-weight: 300;
}
.global{
    float: left;
    width: 100%;
    height: 600px;
    background: url("img/global.png") no-repeat center;
    background-size: cover;
    margin-top: 50px;
}
.company{
    float:left;
    width: 33%;
    height: 90px;
    color: #ffffff;
    margin-top: 40px;
}
.company div{
    float: left;
    width:80%;
    height: 90px;

}
.company p{
    float: left;
    width: 100%;
    height: 40px;
    font-weight: 400;
    font-size: 16px;
    line-height: 40px;
}
.company a{
    float: left;
    width: 100%;
    height: 30px;
    font-size: 14px;
    font-weight: 200;
}
footer{
    float: left;
    background-color: #31333e;
    width: 100%;
    height: auto;
}
.line{
    float: left;
    width: 100%;
    height: 4px;
    background-color: #525460;
    margin-bottom: 20px;
}
footer b{
    float: left;
    width: 100%;
    text-align: center;
    height: 50px;
    line-height: 50px;
    color: white;
    font-weight: 300;
    font-size: 24px;
    margin-top: 20px;
}
footer s{
    float: left;
    height: 1px;
    width: 100%;
    background-image: linear-gradient(90deg,#31333e 0%,#525460 50%,#31333e 100%);
}
footer a{
    float: left;
    width: 20%;
    height: 80px;
    line-height: 80px;
    color: #c6d2e0;
    font-weight: 300;
}
footer p{
    float: left;
    height: 80px;
    width: 100%;
    text-align: center;
    color: #666874;
    font-size: 14px;
    margin-top: 50px;
    background-color: #242631;
    line-height: 80px;
}
footer img{
    height: 20px;
    margin-right: 6%;
    margin-left: 10%;
    vertical-align: middle;
}